—Who taught ______ English last year?—Nobody. She taught herself.A. him B. her C. you
We are sure one day the air in Beijing will be much ______ than today.
What a nice day! We decide ______ out for a picnic.
— Have ______ cup of coffee, please.— Thank you.
John ______ leave for New York tomorrow, but I’m not sure.
Be careful with the knife, ______ you’ll be hurt.